/** * @param $hex * @return PublicKey * @throws \Exception */ public function parse($hex) { $hex = Buffer::hex($hex); if (!in_array($hex->getSize(), [PublicKey::LENGTH_COMPRESSED, PublicKey::LENGTH_UNCOMPRESSED])) { throw new \Exception('Invalid hex string, must match size of compressed or uncompressed public key'); } return $this->ecAdapter->publicKeyFromBuffer($hex); }